久别情疏-------Out of sight,out of mind.
例句:
A: After enlisted, he lost track of his girlfriend.
服兵役后,他就与女朋友失去联系了。
B: Out of sight,out of mind. Haven't you heard of it?
久别情疏。你没听过吗?
同义词:
Far from eye, far from heart.
Long absent, soon forgotten.
Seldom seen, soon forgotten.
n. 小路,跑道,踪迹,轨道,乐曲
v. 跟踪